| 年份 | 伯利兹 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 2.01 |
| 2020 | 1.999 |
| 2019 | 2.106 |
| 2018 | 2.345 |
| 2017 | 2.36 |
| 2016 | 2.394 |
| 2015 | 2.438 |
| 2014 | 2.491 |
| 2013 | 2.53 |
| 2012 | 2.555 |
| 2011 | 2.585 |
| 2010 | 2.606 |
| 2009 | 2.701 |
| 2008 | 2.799 |
| 2007 | 2.874 |
| 2006 | 2.982 |
| 2005 | 3.129 |
| 2004 | 3.207 |
| 2003 | 3.321 |
| 2002 | 3.465 |
| 2001 | 3.554 |
| 2000 | 3.634 |
| 1999 | 3.714 |
| 1998 | 3.785 |
| 1997 | 3.854 |
| 1996 | 3.852 |
| 1995 | 3.948 |
| 1994 | 3.999 |
| 1993 | 4.198 |
| 1992 | 4.348 |
| 1991 | 4.483 |
| 1990 | 4.698 |
| 1989 | 4.762 |
| 1988 | 4.783 |
| 1987 | 4.82 |
| 1986 | 4.922 |
| 1985 | 5.02 |
| 1984 | 5.187 |
| 1983 | 5.393 |
| 1982 | 5.597 |
| 1981 | 5.684 |
| 1980 | 5.849 |
| 1979 | 5.992 |
| 1978 | 6.109 |
| 1977 | 6.195 |
| 1976 | 6.25 |
| 1975 | 6.278 |
| 1974 | 6.287 |
| 1973 | 6.285 |
| 1972 | 6.284 |
| 1971 | 6.288 |
| 1970 | 6.299 |
| 1969 | 6.316 |
| 1968 | 6.337 |
| 1967 | 6.358 |
| 1966 | 6.379 |
| 1965 | 6.4 |
| 1964 | 6.42 |
| 1963 | 6.44 |
| 1962 | 6.46 |
| 1961 | 6.48 |
| 1960 | 6.5 |